Patents by Inventor Ish Kumar Dhawan

Ish Kumar Dhawan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Endoglucanase variants
    Patent number: 9512416
    Abstract: The present invention relates to variant endoglucanases having improved thermoactivity, improved thermostability, and improved viscosity reduction activity over wild-type M. thermophila endoglucanase.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: December 6, 2016
    Assignee: CODEXIS, INC.
    Inventors: Xiyun Zhang, Sachin Patil, Jie Yang, Ish Kumar Dhawan
  • Fungal strains
    Patent number: 9068235
    Abstract: The present invention provides improved fungal strains. In some embodiments, the improved fungal strains find use in hydrolyzing cellulosic material to glucose.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: June 30, 2015
    Assignee: Codexis, Inc.
    Inventors: Dipnath Baidyaroy, Ish Kumar Dhawan
  • ENDOGLUCANASE VARIANTS
    Publication number: 20150140641
    Abstract: The present invention relates to variant endoglucanases having improved thermoactivity, improved thermostability, and improved viscosity reduction activity over wild-type M. thermophila endoglucanase.
    Type: Application
    Filed: November 14, 2014
    Publication date: May 21, 2015
    Inventors: XIYUN ZHANG, SACHIN PATIL, JIE YANG, ISH KUMAR DHAWAN
  • Variant endoglucanases and related polynucleotides
    Patent number: 9005946
    Abstract: The invention provides variants of the Clostridium thermocellum endoglucanase (CelG) that have improved endoglucanase activity compared to the wild type enzyme. Also provided are related polynucleotides, compositions, vectors, host cells, and methods of use.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: April 14, 2015
    Assignee: Codexis, Inc.
    Inventors: Jie Yang, Xiyun Zhang, Ish Kumar Dhawan, Andrew Shaw
  • Endoglucanase variants
    Patent number: 8906689
    Abstract: The present invention relates to variant endoglucanases having improved thermoactivity, improved thermostability, and improved viscosity reduction activity over wild-type M. thermophila endoglucanase.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: December 9, 2014
    Assignee: Codexis, Inc.
    Inventors: Xiyun Zhang, Sachin Patil, Jie Yang, Ish Kumar Dhawan
  • Endoglucanases
    Patent number: 8663960
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Grant
    Filed: June 11, 2012
    Date of Patent: March 4, 2014
    Assignee: Codexis, Inc.
    Inventors: Jie Yang, Andrew Shaw, Ish Kumar Dhawan, Onorato Campopiano, Kripa Rao
  • COMPOSITIONS AND METHODS FOR PRODUCTION OF FERMENTABLE SUGARS
    Publication number: 20130344541
    Abstract: The present application provides genetically modified fungal organisms that produce enzyme mixtures exhibiting enhanced hydrolysis of cellulosic material to glucose, enzyme mixtures produced by the genetically modified fungal organisms, and processes for producing glucose from cellulose using such enzyme mixtures.
    Type: Application
    Filed: November 1, 2011
    Publication date: December 26, 2013
    Applicant: CODEXIS, INC.
    Inventors: Ish Kumar Dhawan, Dipnath Baidyaroy, Andrew Shaw, Oleh Tanchak, Christopher Hill, Chengsong Liu, Amala Chokshi, Brian R. Scott
  • Transaminase polypeptides
    Patent number: 8470564
    Abstract: The present disclosure provides engineered transaminase enzymes having improved properties as compared to a naturally occurring wild-type transaminase enzyme. Also provided are polynucleotides encoding the engineered transaminase enzymes, host cells capable of expressing the engineered transaminase enzymes, and methods of using the engineered transaminase enzymes to synthesize a variety of chiral compounds.
    Type: Grant
    Filed: January 8, 2010
    Date of Patent: June 25, 2013
    Assignee: Codexis, Inc.
    Inventors: Ish Kumar Dhawan, Gregory Miller, Xiyun Zhang
  • ENDOGLUCANASES
    Publication number: 20120315676
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Application
    Filed: June 11, 2012
    Publication date: December 13, 2012
    Applicant: Codexis, Inc.
    Inventors: Jie YANG, Andrew Shaw, Ish Kumar Dhawan, Onorato Campopiano, Kripa Rao
  • Compositions and methods for production of fermentable sugars
    Patent number: 8309328
    Abstract: The present application provides genetically modified fungal organisms that produce enzyme mixtures exhibiting enhanced hydrolysis of cellulosic material to glucose, enzyme mixtures produced by the genetically modified fungal organisms, and processes for producing glucose from cellulose using such enzyme mixtures.
    Type: Grant
    Filed: July 2, 2012
    Date of Patent: November 13, 2012
    Assignee: Codexis, Inc.
    Inventors: Ish Kumar Dhawan, Dipnath Baidyaroy, Andrew Shaw, Oleh Tanchak, Christopher Hill, Chengsong Liu, Amala Chokshi, Brian R. Scott
  • COMPOSITIONS AND METHODS FOR PRODUCTION OF FERMENTABLE SUGARS
    Publication number: 20120270278
    Abstract: The present application provides genetically modified fungal organisms that produce enzyme mixtures exhibiting enhanced hydrolysis of cellulosic material to glucose, enzyme mixtures produced by the genetically modified fungal organisms, and processes for producing glucose from cellulose using such enzyme mixtures.
    Type: Application
    Filed: July 2, 2012
    Publication date: October 25, 2012
    Applicant: CODEXIS, INC.
    Inventors: ISH KUMAR DHAWAN, DIPNATH BAIDYAROY, ANDREW SHAW, OLEH TANCHAK, CHRISTOPHER HILL, CHENGSONG LIU, AMALA CHOKSHI, BRIAN R. SCOTT
  • ENDOGLUCANASE VARIANTS
    Publication number: 20120208235
    Abstract: The present invention relates to variant endoglucanases having improved thermoactivity, improved thermostability, and improved viscosity reduction activity over wild-type M. thermophila endoglucanase.
    Type: Application
    Filed: December 20, 2011
    Publication date: August 16, 2012
    Applicant: Codexis, Inc.
    Inventors: Xiyun Zhang, Sachin Patil, Jie Yang, Ish Kumar Dhawan
  • Compositions and methods for production of fermentable sugars
    Patent number: 8236551
    Abstract: The present application provides genetically modified fungal organisms that produce enzyme mixtures exhibiting enhanced hydrolysis of cellulosic material to glucose, enzyme mixtures produced by the genetically modified fungal organisms, and processes for producing glucose from cellulose using such enzyme mixtures.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: August 7, 2012
    Assignee: Codexis, Inc.
    Inventors: Ish Kumar Dhawan, Dipnath Baidyaroy, Andrew Shaw, Oleh Tanchak, Christopher Hill, Chengsong Liu, Amala Chokshi, Brian R. Scott
  • ENDOGLUCANASES
    Publication number: 20120178132
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Application
    Filed: December 12, 2011
    Publication date: July 12, 2012
    Applicant: Codexis, Inc.
    Inventors: Jie Yang, Andrew Shaw, Ish Kumar Dhawan, Onorato Campopiano, Kripa Rao
  • Endoglucanases
    Patent number: 8206960
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: June 26, 2012
    Assignee: Codexis, Inc.
    Inventors: Jie Yang, Andrew Shaw, Ish Kumar Dhawan, Onorato Campopiano, Kripa Rao
  • FUNGAL STRAINS
    Publication number: 20120107880
    Abstract: The present invention provides improved fungal strains. In some embodiments, the improved fungal strains find use in hydrolyzing cellulosic material to glucose.
    Type: Application
    Filed: November 1, 2011
    Publication date: May 3, 2012
    Applicant: CODEXIS, INC.
    Inventors: Dipnath Baidyaroy, Ish Kumar Dhawan
  • COMPOSITIONS AND METHODS FOR PRODUCTION OF FERMENTABLE SUGARS
    Publication number: 20120107881
    Abstract: The present application provides genetically modified fungal organisms that produce enzyme mixtures exhibiting enhanced hydrolysis of cellulosic material to glucose, enzyme mixtures produced by the genetically modified fungal organisms, and processes for producing glucose from cellulose using such enzyme mixtures.
    Type: Application
    Filed: November 1, 2011
    Publication date: May 3, 2012
    Applicant: CODEXIS, INC.
    Inventors: Ish Kumar Dhawan, Dipnath Baidyaroy, Andrew Shaw, Oleh Tanchak, Christopher Hill, Chengsong Liu, Amala Chokshi, Brian R. Scott
  • VARIANT ENDOGLUCANASES AND RELATED POLYNUCLEOTIDES
    Publication number: 20120009631
    Abstract: The invention provides variants of the Clostridium thermocellum endoglucanase (CeIG) that have improved endoglucanase activity compared to the wild type enzyme. Also provided are related polynucleotides, compositions, vectors, host cells, and methods of use.
    Type: Application
    Filed: March 10, 2010
    Publication date: January 12, 2012
    Applicant: CODEXIS, INC.
    Inventors: Jie Yang, Xiyun Zhang, Ish Kumar Dhawan, Andrew Shaw
  • Endoglucanases
    Patent number: 8088608
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: January 3, 2012
    Assignee: Codexis, Inc.
    Inventors: Jie Yang, Andrew Shaw, Ish Kumar Dhawan, Onorato Campopiano, Kripa Rao
  • ENDOGLUCANASES
    Publication number: 20100267089
    Abstract: The present invention relates to variant endoglucanases and particularly endoglucanases having improved properties over wild-type endoglucanase.
    Type: Application
    Filed: March 31, 2010
    Publication date: October 21, 2010
    Applicant: CODEXIS, INC.
    Inventors: JIE YANG, ANDREW SHAW, ISH KUMAR DHAWAN, ONORATO CAMPOPIANO, KRIPA RAO